来自巴西圣埃斯皮里图州瓦尔自然保护区的树蟋新物种（Oecanthus Serville，1831年）（直翅目：蟋蟀科：树蟋亚科）及染色体组型

New species of tree cricket Oecanthus Serville, 1831 (Orthoptera: Gryllidae: Oecanthinae) from Reserva Natural Vale, Espírito Santo, Brazil, with chromosome complement.

作者信息

Milach Elisa Machado, Costa Maria Kátia Matiotti Da, Martins Luciano De Pinho, Nunes Lorena Andrade, Silva Daniela Santos Martins, Garcia Flávio Roberto Mello, Oliveira Elliott Centeno De, Zefa Edison

机构信息

Programa de Pós-Graduação em Entomologia, Depto. de Ecologia, Zoologia e Genética, IB, Universidade Federal de Pelotas, Capão do Leão s/n., 96010-900, Brazil; Email: unknown.

Pontifícia Universidade Católica do Rio Grande do Sul - Faculdade de Biociências - Depto. de Biodiversidade e Ecologia - Lab. de Entomologia; Email: unknown.

出版信息

Zootaxa. 2016 Oct 4;4173(2):137-146. doi: 10.11646/zootaxa.4173.2.4.

DOI:10.11646/zootaxa.4173.2.4

PMID:27701192

Abstract

A new species of the genus Oecanthus Serville, 1831 from Reserva Natural Vale, state of Espírito Santo, Brazil is described. The new species differs from other of this genus in characteristics of the pseudepiphallus main lobe, endophallic sclerites, posterior median lobe of the metanotal gland and black spots on the femora and tibiae. The chromosome number is 2n=16+XY♂=18 and 2n=16+XX♀=18, and this complement present one pair of autosomes less than the other five cytological studied species.

摘要

描述了一种来自巴西圣埃斯皮里图州瓦尔自然保护区的1831年瑟维尔所命名的奥卡纳图斯属新物种。该新物种在假阴茎主叶、内生殖器骨片、后胸背板腺后中叶以及股节和胫节上的黑斑特征方面与该属的其他物种不同。染色体数目为2n = 16 + XY♂ = 18和2n = 16 + XX♀ = 18，且这种染色体组型比其他五个已进行细胞学研究的物种少一对常染色体。